<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link href="./my.css" rel="stylesheet">
</head>

<body>
    <div class="content">
        <div style="width:100px ;height: 100px ;border: 1px red solid;">
                边框
        </div>
        <div style="width:100px ;height: 100px ;border: 1px red solid;border-radius: 50%;
        background-color: blue;">

        </div>
        <div class="de">
           
        </div>
        <h1 class="title">你好</h1>
        <img src="./学生证.jpg" style="width: 200px;height: 200px;border-radius: 50%; ">
        <video>
        </video>
        style="width:100px ;height: 100px ;border: 1px red solid;"
        <audio>
          
        </audio>
    </div>
    <template>
        <a-space wrap>
          <a-button type="primary">Primary Button</a-button>
          <a-button>Default Button</a-button>
          <a-button type="dashed">Dashed Button</a-button>
          <a-button type="text">Text Button</a-button>
          <a-button type="link">Link Button</a-button>
        </a-space>
      </template>
    <div >
        <h1>fafa</h1>
        <h1>fafa</h1>
        <h1>fafa</h1>
        <h1>fafa</h1>
    </div>
</body>

</html>